How to Insert a PayPal Button in Zen Cart

1. Login to your website's Zen Cart administration area.
2. Click on the 'Modules' menu name at the top of the screen. Click on the 'Payments' link that drops down below the menu.
3. Click on the 'PayPal Express Checkout' option on the left.
4. Click on the 'install' button on the right.
5. Select 'True' to enable the module, then select 'On' to display the PayPal checkout button.
6. Enter your PayPal API username, password and signature code.
7. Click on the 'Update' button to save your information, start the PayPal module, and insert PayPal buttons on your website.